Effortful

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  effortful \effortful\ adj.
     1. requiring great physical effort. Opposite of {effortless}.
        [Narrower terms: {arduous, backbreaking, back-breaking,
        grueling, gruelling, hard, heavy, laborious, labourious,
        punishing, slavish, strenuous, toilsome}; {exhausting,
        tiring, wearing, wearying}] Also See: {difficult}, {hard}.


        [WordNet 1.5]

From WordNet (r) 2.0 [wn]:

  effortful
       adj : requiring great physical effort [ant: {effortless}]